1 to 25 of 34 Permanent Python Developer Jobs in the South East

Python Developer - Break into BANKING! Are you a Python Developer with 1-4 year's experience? Want to break into banking? Or already working for a bank and want to work for a high performing hedge fund? Looking to work in a hedge fund? Looking for a hybrid working role? This role is 3 days in … hedge fund that thrives at the intersection of data, technology, and rigorous research. They're lean, agile, and scaling-backed by performance, not bureaucracy. They're now hiring a Python Developer to help evolve their infrastructure, turbocharge their research and trading systems, and sharpen their competitive edge. What You'll Be Doing: Build and scale high-performance research … and trading platforms in Python Collaborate directly with quants to prototype and deploy new investment models Design and maintain fast, reliable data pipelines Drive improvements across the firm's core technology stack and system architecture What You'll Bring: Advanced Python skills Strong academic background - STEM degree from a top university Deep understanding of software engineering principles and More ❯

Position: Senior Python Developer Employment Type: Contract Start: ASAP (October/November 2025) Duration: 6 Months Location: London, UK - Hybrid Language(s): English Focus on SAP is a specialist SAP and ERP Recruitment organisation offering both permanent and contract staffing solutions on a global scale. Client – Partnered with a global leader in digital transformation and IT services, working … the people and communities they serve. For you, this means working on challenging projects that demand innovation, collaboration, and thought leadership . Role – We are seeking a talented Senior Python Developer to join a global orgnisation within its Trading Analytics & Insights division. The team is responsible for delivering data-driven solutions, analytical models, and digital tools that empower … analytics applications that directly influence trading strategies and business decisions. Key Responsibilities: Partner with analysts and stakeholders to translate business requirements into robust technical solutions . Develop high-quality Python applications and reusable frameworks for analytics, data management, and reporting. Build interactive dashboards and data visualisations using Plotly Dash, Power BI , or similar technologies. Contribute to the development of More ❯

Position: Senior Python Developer Employment Type: Contract Start: ASAP (October/November 2025) Duration: 6 Months Location: London, UK - Hybrid Language(s): English Focus on SAP is a specialist SAP and ERP Recruitment organisation offering both permanent and contract staffing solutions on a global scale. Client – Partnered with a global leader in digital transformation and IT services, working … the people and communities they serve. For you, this means working on challenging projects that demand innovation, collaboration, and thought leadership . Role – We are seeking a talented Senior Python Developer to join a global orgnisation within its Trading Analytics & Insights division. The team is responsible for delivering data-driven solutions, analytical models, and digital tools that empower … analytics applications that directly influence trading strategies and business decisions. Key Responsibilities: Partner with analysts and stakeholders to translate business requirements into robust technical solutions . Develop high-quality Python applications and reusable frameworks for analytics, data management, and reporting. Build interactive dashboards and data visualisations using Plotly Dash, Power BI , or similar technologies. Contribute to the development of More ❯

Lead Software Developer (PYTHON/AWS/REACT) - health tech - tech for good, make a positive impact on the world. Highly successful and fast growing organisation has an exciting opportunity for a Lead Software Developer (PYTHON/AWS/REACT). JOB PURPOSE Part of the extended Technology Leadership Team, the Lead Software Developer will … evaluate trade-offs. Ability to work closely within an agile team using User Stories and acceptance criteria to understand functional and non-functional requirements Deep knowledge and experience in Python and its ecosystem, patterns and pitfalls. Extensive experience of working in an agile environment (we use Scrum). Experience with extreme programming practices such as incremental development, continuous integration More ❯

Lead Software Developer (PYTHON/AWS/REACT) - health tech - tech for good, make a positive impact on the world. Highly successful and fast growing organisation has an exciting opportunity for a Lead Software Developer (PYTHON/AWS/REACT). JOB PURPOSE Part of the extended Technology Leadership Team, the Lead Software Developer will … evaluate trade-offs. Ability to work closely within an agile team using User Stories and acceptance criteria to understand functional and non-functional requirements Deep knowledge and experience in Python and its ecosystem, patterns and pitfalls. Extensive experience of working in an agile environment (we use Scrum). Experience with extreme programming practices such as incremental development, continuous integration More ❯

Lead Software Developer (PYTHON/AWS/REACT) - health tech - tech for good, make a positive impact on the world. Highly successful and fast growing organisation has an exciting opportunity for a Lead Software Developer (PYTHON/AWS/REACT). JOB PURPOSE Part of the extended Technology Leadership Team, the Lead Software Developer will … evaluate trade-offs. Ability to work closely within an agile team using User Stories and acceptance criteria to understand functional and non-functional requirements Deep knowledge and experience in Python and its ecosystem, patterns and pitfalls. Extensive experience of working in an agile environment (we use Scrum). Experience with extreme programming practices such as incremental development, continuous integration More ❯

Python Developer - Fixed Income Risk | Market Maker A leading market maker in London is seeking a Python developer to join its Fixed Income Risk team. Strong experience with Fixed Income products and risk concepts is essential for this role. This is a high-impact engineering role where you'll work closely with traders, researchers, and risk … managers to build and maintain robust risk infrastructure across bonds, swaps, futures, and options. What you'll be doing: Develop and maintain Python-based systems to support risk and PnL analysis Build tools for aggregating and visualising risk metrics across Fixed Income products Engineer solutions to handle large-scale market and trade data efficiently Work closely with trading and … risk teams to turn business needs into robust technical solutions What we're looking for: 5+ years of professional Python development experience Strong Fixed Income product knowledge (bonds, swaps, futures, options) and solid understanding of risk measures Experience working in front-office or middle-office risk environments Join a collaborative team where technology and finance intersect to solve complex More ❯

Python Developer - Fixed Income Risk | Market Maker A leading market maker in London is seeking a Python developer to join its Fixed Income Risk team. Strong experience with Fixed Income products and risk concepts is essential for this role. This is a high-impact engineering role where you'll work closely with traders, researchers, and risk … managers to build and maintain robust risk infrastructure across bonds, swaps, futures, and options. What you'll be doing: Develop and maintain Python-based systems to support risk and PnL analysis Build tools for aggregating and visualising risk metrics across Fixed Income products Engineer solutions to handle large-scale market and trade data efficiently Work closely with trading and … risk teams to turn business needs into robust technical solutions What we're looking for: 5+ years of professional Python development experience Strong Fixed Income product knowledge (bonds, swaps, futures, options) and solid understanding of risk measures Experience working in front-office or middle-office risk environments Join a collaborative team where technology and finance intersect to solve complex More ❯

Role: Python Software Developer - Treasury Location: London Industry: Hedge Funds Overview: A global multi-strategy hedge fund is looking to add an experienced Python Developer to join their Treasury team in London. The firm operates at hedge fund scale with a start-up pace, focusing on building high-performance trading platforms. In this role, you will … liquidity management systems, working directly with traders and decision-makers in a live-market environment. Responsibilities: Architect and code resilient applications for trading, liquidity management, and funding operations using Python as the core language, with integration into data platforms and tools. Engage directly with traders and treasury stakeholders during live situations, adapting to evolving requirements and delivering solutions on … design patterns to enhance speed and quality. Experience: 5-15 years of software engineering experience, ideally in Treasury or from a hedge fund/buy-side firm Expertise in Python for designing and optimising complex applications Strong proficiency in data tools like Pandas, NumPy, SQL, and real-time data processing Familiarity with DevOps practices, including Linux, cloud platforms, and More ❯

Role: Python Software Developer - Treasury Location: London Industry: Hedge Funds Overview: A global multi-strategy hedge fund is looking to add an experienced Python Developer to join their Treasury team in London. The firm operates at hedge fund scale with a start-up pace, focusing on building high-performance trading platforms. In this role, you will … liquidity management systems, working directly with traders and decision-makers in a live-market environment. Responsibilities: Architect and code resilient applications for trading, liquidity management, and funding operations using Python as the core language, with integration into data platforms and tools. Engage directly with traders and treasury stakeholders during live situations, adapting to evolving requirements and delivering solutions on … design patterns to enhance speed and quality. Experience: 5-15 years of software engineering experience, ideally in Treasury or from a hedge fund/buy-side firm Expertise in Python for designing and optimising complex applications Strong proficiency in data tools like Pandas, NumPy, SQL, and real-time data processing Familiarity with DevOps practices, including Linux, cloud platforms, and More ❯

Role: Python Software Developer - Treasury Location: London Industry: Hedge Funds Overview: A global multi-strategy hedge fund is looking to add an experienced Python Developer to join their Treasury team in London. The firm operates at hedge fund scale with a start-up pace, focusing on building high-performance trading platforms. In this role, you will … liquidity management systems, working directly with traders and decision-makers in a live-market environment. Responsibilities: Architect and code resilient applications for trading, liquidity management, and funding operations using Python as the core language, with integration into data platforms and tools. Engage directly with traders and treasury stakeholders during live situations, adapting to evolving requirements and delivering solutions on … design patterns to enhance speed and quality. Experience: 5-15 years of software engineering experience, ideally in Treasury or from a hedge fund/buy-side firm Expertise in Python for designing and optimising complex applications Strong proficiency in data tools like Pandas, NumPy, SQL, and real-time data processing Familiarity with DevOps practices, including Linux, cloud platforms, and More ❯

Senior Python developer to join our clients Network Automation team. You will be comfortable with Django/Flask, Gitlab and have experience of container infrastructure. This is a three month rolling contract that will require you in the office, just outside London twice a week at rate of £500 a day (inside IR35). The role will involve … will be required as part of the development as well as maintaining a high standard for code readability and collaboration. Required skills and experience: 3 years commercial experience with Python Experience with Web frameworks such as Django and Flask Experience of using and building RESTful APIs using Python Experience with Front-end development (HTML, CSS, Javascript) Experience with More ❯

Senior Python developer to join our clients Network Automation team. You will be comfortable with Django/Flask, Gitlab and have experience of container infrastructure. This is a three month rolling contract that will require you in the office, just outside London twice a week at rate of £500 a day (inside IR35). The role will involve … will be required as part of the development as well as maintaining a high standard for code readability and collaboration. Required skills and experience: 3 years commercial experience with Python Experience with Web frameworks such as Django and Flask Experience of using and building RESTful APIs using Python Experience with Front-end development (HTML, CSS, Javascript) Experience with More ❯

Senior Python developer to join our clients Network Automation team. You will be comfortable with Django/Flask, Gitlab and have experience of container infrastructure. This is a three month rolling contract that will require you in the office, just outside London twice a week at rate of £500 a day (inside IR35). The role will involve … will be required as part of the development as well as maintaining a high standard for code readability and collaboration. Required skills and experience: 3 years commercial experience with Python Experience with Web frameworks such as Django and Flask Experience of using and building RESTful APIs using Python Experience with Front-end development (HTML, CSS, Javascript) Experience with More ❯

VISA SPONSORSHIP IS NOT ON OFFER. Full Stack Developer (Python, React.JS, GraphQL, TypeScript) required for my client in Guildford (2-3 days a week on-site). Paying £40k-£70k. In this role you'll be part of an agile software development team of 6 developing Web Applications on frontend & backend (Python). Required experience: Min … years as a Full Stack Web Developer Experience writing Python Experience with React.JS, TypeScript highly beneficial GraphQL APIs More ❯

Job Title: Visual Quality Software Engineer Location: London, United Kingdom Permanent Role, requires hybrid working in London What You’ll Do: Develop and maintain Python-based test frameworks (multithreaded apps, Flask APIs, SQL integration). Build automation into our CI/CD pipelines (GitHub, Jenkins, Docker) to validate new features continuously. Execute large-scale test and benchmarking campaigns, collecting … and reporting dashboards. Share results clearly with internal teams, creating documentation and progress updates. Take part in Agile sprints, reviews, and planning sessions. What We’re Looking For: Strong Python developer with experience in multithreaded programming and frameworks like Flask. Experience with containerisation (Docker, Kubernetes) and cloud platforms (AWS, GCP, Azure). Experience with Node.js and React for More ❯

Job Title: Visual Quality Software Engineer Location: London, United Kingdom Permanent Role, requires hybrid working in London What You’ll Do: Develop and maintain Python-based test frameworks (multithreaded apps, Flask APIs, SQL integration). Build automation into our CI/CD pipelines (GitHub, Jenkins, Docker) to validate new features continuously. Execute large-scale test and benchmarking campaigns, collecting … and reporting dashboards. Share results clearly with internal teams, creating documentation and progress updates. Take part in Agile sprints, reviews, and planning sessions. What We’re Looking For: Strong Python developer with experience in multithreaded programming and frameworks like Flask. Experience with containerisation (Docker, Kubernetes) and cloud platforms (AWS, GCP, Azure). Experience with Node.js and React for More ❯

Job Title: Visual Quality Software Engineer Location: London, United Kingdom Permanent Role, requires hybrid working in London What You’ll Do: Develop and maintain Python-based test frameworks (multithreaded apps, Flask APIs, SQL integration). Build automation into our CI/CD pipelines (GitHub, Jenkins, Docker) to validate new features continuously. Execute large-scale test and benchmarking campaigns, collecting … and reporting dashboards. Share results clearly with internal teams, creating documentation and progress updates. Take part in Agile sprints, reviews, and planning sessions. What We’re Looking For: Strong Python developer with experience in multithreaded programming and frameworks like Flask. Experience with containerisation (Docker, Kubernetes) and cloud platforms (AWS, GCP, Azure). Experience with Node.js and React for More ❯

companies deploy smart agents, supercharge workflows, and innovate at scale. And here’s the best part: we’re just getting started. We’re looking for a Senior Azure/Python Developer with a flair for AI to join the core team building the future of intelligent automation. If you thrive in fast-paced, idea-rich environments and love … + flexible remote work + a culture that values speed, quality, and innovation. • A tech stack You’ll Love Working With: Azure AI Foundry, Azure AI Search, AKS, Python, VS Code (Copilot), Docker, Kubernetes. What you’ll be doing: • Architect and build AI-first features using Azure’s cutting-edge ecosystem • Design scalable, cloud-native solutions with a collaborative … high-speed team • Code with precision in Python • Supercharge your dev flow using GitHub Copilot • Write code that’s clean, tested, and production-ready - every time • Work in tight, iterative sprints where ideas turn into deployed solutions fast What you’ll bring: • Expertise across Azure’s AI stack: AI Foundry, Search, AKS • Strong command of Python - and the More ❯

Python Developers | London | £100,000 – £170,000 + Equity You'll be joining a team that are making it easier for large industries to bring AI into production. The tech focuses on scaling, reliability, and making AI systems practical. The team is early but moving fast with strong backing and real commercial momentum. The Role You will build the … decisions as part of a small, senior team that values initiative over hierarchy. What You Will Bring 2+ years of experience building production grade systems Strong coding background in Python/Fast API However, any modern language is OK (we just want amazing Developers!) Experience with databases, APIs, and distributed computing Exposure to cloud infrastructure (AWS preferred) and IaC More ❯

Python Developers | London | £100,000 – £170,000 + Equity You'll be joining a team that are making it easier for large industries to bring AI into production. The tech focuses on scaling, reliability, and making AI systems practical. The team is early but moving fast with strong backing and real commercial momentum. The Role You will build the … decisions as part of a small, senior team that values initiative over hierarchy. What You Will Bring 2+ years of experience building production grade systems Strong coding background in Python/Fast API However, any modern language is OK (we just want amazing Developers!) Experience with databases, APIs, and distributed computing Exposure to cloud infrastructure (AWS preferred) and IaC More ❯

Python Developers | London | £100,000 – £170,000 + Equity You'll be joining a team that are making it easier for large industries to bring AI into production. The tech focuses on scaling, reliability, and making AI systems practical. The team is early but moving fast with strong backing and real commercial momentum. The Role You will build the … decisions as part of a small, senior team that values initiative over hierarchy. What You Will Bring 2+ years of experience building production grade systems Strong coding background in Python/Fast API However, any modern language is OK (we just want amazing Developers!) Experience with databases, APIs, and distributed computing Exposure to cloud infrastructure (AWS preferred) and IaC More ❯

Quantitative Developer - £250,000 Total Compensation We are seeking strong Python focused Quantitative Developers with 6 years + of experience to join one of the most successful hedge funds in London. There are roles across multiple teams so they can find the best fit for your experience and skill set! The fund is currently building out a new More ❯

Quantitative Developer - £250,000 Total Compensation We are seeking strong Python focused Quantitative Developers with 6 years + of experience to join one of the most successful hedge funds in London. There are roles across multiple teams so they can find the best fit for your experience and skill set! The fund is currently building out a new More ❯

Technical Quant Developer with deep Computer Science expertise applied to Python, SDLC tooling, Linux, Docker, and SQL sought to join a Boutique Quant Hedge Fund.You will join as a more junior member, as part of a small team designing and implementing a central platform for Backtesting, Pricing, Risk and Performance, to be used across all Funds and Investment … such as the Data Interface Layer, Central Risk Calculations, and Backtesting Frameworks, to be used by diverse Investment teams as part of their daily work. The platform is pure Python, with SQL, on Linux and Docker platform. Python is the primarily required skill, however mastery of Linux/Docker environments and SDLC tooling such as GitLab CI/… Undergraduate degree in Computer Science, Computing, Software Engineering or similar with top grades from a reputable institution. MSc or possibly PhD level academics in said subject(s) preferred. Strong Python skills, as per 3+ years of professional experience in a technically and/or scientifically complex and competitive environment. Proficiency in Linux and Docker including system administration and containerization More ❯